Picomolar reversible Hg(II) solid-state sensor based on carbon dots in double heterostructure colloidal photonic crystals

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• 作者：Ehsan Eftekhari^aAuthor Vitae ; Wentai Wang^bAuthor Vitae ; Xiang Li^aAuthor Vitae ; Nikhil A^aAuthor Vitae ; Zhiqing Wu^aAuthor Vitae ; Robin Klein^aAuthor Vitae ; Ivan S. Cole^cAuthor Vitae ; Qin Li^a ; ^{qin.li@griffith.edu.au}Author Vitae
• 关键词：Double heterostructure ; Photonic crystals ; Carbon dots ; Sensing ; Mercury sensing
• 刊名：Sensors and Actuators B: Chemical
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：240
• 期：Complete
• 页码：204-211
• 全文大小：2045 K
• 卷排序：240

文摘

Fabrication of monolithic, heterostructure and double heterostructure photonic crystal films. Investigate fluorescence enhancement caused by double heterostructure configuration. Demonstrate the picomolar sensitivity to Mercury ions. Evaluating ultrasensitive sensing, stability and high reversibility cycles.